Printing-frame.



` J. M. SMITH.

PRINTING FRAME.

, (Application filed Mar. 8, 1902.)

(Ilo Model.)

Patented July I, |902.

MMM/M Y @51j v Hom/w13 UNITED STATESl PATENT OFFICE.

JAMES MICHAEL SMITH, OF MONTREAL, CANADA, ASSIGNOR OF ONE-HALF TO ALFREDIVILLIAM BELFRY, OF MONTREAL, CANADA.

PRlNTlNGEFEM E..

SPECIFICATION forming part of Letters Patent No. 703,672, dated July l,1902. Application filed March 8,1902. Serial No. 97,375. (No model) To@ZZ whom it may concern.- of the leaves, I mount a sucker on the in-Beit known that I, JAMES MICHAEL SMITH, side face of one or both. Thesucker I prefer of the city of Montreal, in the district of Monto useconsists of a soft-rubber saucer fr'. In treal and Province of Quebec,Canada, have practice I have found that it is only neces- 55 5 inventedcertain new and useful Improvesary to mount the sucker upon the largerments in Printing-Frames; and I do hereby leaf, as that one is almostinvariably used.

declare that thefollowing is afull, clear, and I cause the portion ofthe print bent out in exact description of the'same. this manner to beautomatically held in that My invention relates particularly tophotoposition forinspection by an angular trip de- 6o Iographic-printing frames; and it has for its vice 7c, pivoted at itsangle, as at Z, to the side object to provide a frame of this type whichof the frame adjacent to the leaf c, a light will facilitatetheinspection of a print thereretractile helical spring m normallyyieldin and obviate the soiling thereof by fingeringly retaining` saidangular device with one ing same While in the frame. arm across the edgeof said leaf, the end of 65 I5 The invention may be said, briefly, toconsaid arm being offset, as atj. Upon the leaf sistin providing means'for automatically liftspringing out and drawing the print with it ingfrom the negative the portion of the print it will trip upon the saidprojecting arm of held thereupon by one of the hinged halves of theangular device and turn same upon its the back when the device forretaining said pivotrto a position with its other arm project- 7o zohalf is displaced; also, providing means for ing across the inner sidoof the print, thereby supporting the print away from the negativeretaining it in a position to be inspected while the frame is open.without the necessity of touching it with the For fullcomprehension,however, of my infingers7 while the offset end j of thefirstvention reference must be had to the aceommentioned arm prevents itslipping beneath 75 z5 panying drawings, forming a part of this theturned-up leaf of the back. At the leaf specification, in which likesymbols indicate is pressed back to its position to retain the the sameparts, and whereinprint again upon the negative the light spring Figurel is a plan View of the back of a m will cause the trip device to followsaid leaf photographic-printing frame constructed acand return to itsnormal position. 8o

3o cording to my invention closed and Fig. 2 is It is obvious that whileusing printingaperspective View thereof with one end open; framesconstructed according to the foregoandy Fig. Sis a detail sectional viewtaken on ing the print can be viewed Without touchline 3 3, Fig. l. ingit with the fingers and that owing to the The frame b and hinged leavesc and o', conautomatic turning out of the print caused by 85 35stituting the removable back, together with the flying back of the leafa greater amount the bow-springs d and d for retaining the of work inprogress can be viewed ina given leaves tightly in contact with thenegative, time than has been possible heretofore, thus,

may be as usual. besides obviating any chance of soiling the In order tocause the print f, retained bework, facilitating its completion. 9o

4o tween the removable back and negative, to I have found that undercertain circumbe automatically-lifted from the negative, I stances, as,for instance, when light-weight secure the ends of a spring, preferablya bowsensitized paper is being used, the sucker may spring g, to therespective leaves of the back. be dispensed with and other changes madeUpon displacing either of the retainingin the precise construction of myimproved 95 45 springs d and d' the leaf held thereby will fly frameWithout departing from the spirit of back, as shown in Fig. 2, and drawthe pormy invention. tion of the print between it and the negative ThatI claim is as follows: with it, thus obviating the necessity of liftl.In a photographic-printing frame comingthe printwith the ngersandavoidinga'ny prising a negative-holder and a removable roo 5o chanceof its being soiled by finger-marks or back for retaining the sensitizedpaper upon crumpled. To facilitate this drawing action the negative insaid holder, the combination with said removable back of means forautomatically lifting the sensitized paper from said negative upon theremoval of the back, for the purpose set forth.

2. In a photographic-printing frame comprising` a negative-holder and aremovable back for retaining the sensitized paper upon the negative insaid holder, the combination with said removable back of means forautomatically lifting the sensitized paper from said negative upon theremoval of the back; and means for retaining said paper in saidposition, for the purpose set forth.

3. ln a photographic-printing frame comprising a negative-holder, aremovable back consisting of a pair of leaves, and means for retainingsaid leaves in contact with said negative, of a retractile springconnected at its opposite ends to said leaves, substantially asdescribed and for the purpose set forth.

4. In a photographic-printing frame comprising a negative-holder, aremovable back consisting of a pair of leaves, and means Afor retainingsaid leaves in contact with said negative, of a retractile springconnected at its opposite ends to said leaves; an angular trip devicepivotally connected to one side of said negative-holder, and a springretaining` one arm of said trip device across one of the leaves of saidback and in the path thereof as it is lifted from the negative,substantially as described and for the purpose set forth.

5. In a photographie-printing frame comprising a negative-holder, aremovable back consisting of a pair of leaves, and means for retainingsaid leaves in contact with said negative, of a retractile springconnected at l its opposite ends to said leaves, and a sucker mountedupon the inner face of one of said leaves, substantially as describedand for the purpose set forth.

6. In a photographie-printing frame, comprising a negative-holder, aremovable back consisting of a pair of leaves, and means for retainingsaid leaves in contact with said negative, of a retractile springconnected at its opposite ends to said leaves; a sucker in the form of asoft-rubber saucer on the inner side of one of said leaves; an angulartrip device pivotally connected to one side of said negative-holder, anda spring retaining one arm of said angular device across the said leafand in the path thereof` as it is lifted from the negative,substantially as described and for the purpose set forth.

7. In a photOgraphic-printing frame comprising a negative-holder, aremovable back consisting of a pair of leaves, and means for retainingsaid leaves in contact with said negative, of a retractile springconnected at its opposite ends to said lever; an angular trip devicepivotally connected to one side of said negative-holder and having theend of one arm offset; and a spring retaining said olfset arm across oneof the leaves of said back and in the path thereof as it is lifted fromthe negative, substantially as described and for the purpose set forth.

ln testimony whereof l have affixed my signature in presence of twowitnesses.

.lAliES MICHAEL SMITH. lVitnesseS:

FRED T. Salins, FRANK Il. DENMAN.

